Ultra low head cross screws stainless steel under what circumstances need to open mold?
Ultra low head cross screws stainless steel under what circumstances need to open mold? For customers customizing screws, it is best not to open the mold. After all, the cost of opening a mold is not cheap. So ultra low head cross screws stainless steel in what case need to open the mold? First, when the ultra low head cross screws stainless steel are thread forming screws, customers should open the mold. Unless the screw factory just happens to have thread rolling die, otherwise, you should spend money to open mold. Two, the screws are set into shoulder screws. If the number is relatively small, it can generally be completed by the process of a single die and then turning, because it will be more cost-effective. However, if there are many screws, it is more economical to use cold heading. Three, there are anti-slip serrations under screws’ heads. The number of anti-slip serrations is different, it is produced according to the needs of cu...